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EN 1.1221 Steel vs. EN 1.4982 Stainless Steel

Both EN 1.1221 steel and EN 1.4982 stainless steel are iron alloys. They have 67% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is EN 1.1221 steel and the bottom bar is EN 1.4982 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210 to 250
230
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 10 to 21
28
Fatigue Strength, MPa 240 to 340
420
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 72
76
Shear Strength, MPa 450 to 520
490
Tensile Strength: Ultimate (UTS), MPa 730 to 870
750
Tensile Strength: Yield (Proof), MPa 390 to 550
570

Thermal Properties

Latent Heat of Fusion, J/g 250
290
Maximum Temperature: Mechanical, °C 400
860
Melting Completion (Liquidus), °C 1460
1430
Melting Onset (Solidus), °C 1410
1390
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 48
13
Thermal Expansion, µm/m-K 12
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.2
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 8.3
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 2.1
22
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.5
4.9
Embodied Energy, MJ/kg 19
71
Embodied Water, L/kg 47
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 67 to 130
190
Resilience: Unit (Modulus of Resilience), kJ/m3 410 to 800
830
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 26 to 31
27
Strength to Weight: Bending, points 23 to 26
23
Thermal Diffusivity, mm2/s 13
3.4
Thermal Shock Resistance, points 23 to 28
17

Alloy Composition

Boron (B), % 0
0.0030 to 0.0090
Carbon (C), % 0.57 to 0.65
0.070 to 0.13
Chromium (Cr), % 0 to 0.4
14 to 16
Iron (Fe), % 97.1 to 98.8
61.8 to 69.7
Manganese (Mn), % 0.6 to 0.9
5.5 to 7.0
Molybdenum (Mo), % 0 to 0.1
0.8 to 1.2
Nickel (Ni), % 0 to 0.4
9.0 to 11
Niobium (Nb), % 0
0.75 to 1.3
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0 to 0.035
0 to 0.040
Silicon (Si), % 0 to 0.4
0 to 1.0
Sulfur (S), % 0 to 0.035
0 to 0.030
Vanadium (V), % 0
0.15 to 0.4